{"product_id":"spirotech-spirotrap-mb3-28mm-magnetic-dirt-separator-ue028wj","title":"Spirotech SpiroTrap MB3 28mm Magnetic Dirt Separator UE028WJ","description":"\u003cdiv style=\"font-size:16px; max-width:900px; font-family:Arial,Helvetica,sans-serif; color:#222; line-height:1.65;\"\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eSpirotech SpiroTrap MB3 28mm\u003c\/strong\u003e (UE028WJ) extends the proven \u003cstrong\u003eMB3 magnetic dirt\nseparation platform\u003c\/strong\u003e to \u003cstrong\u003e28mm pipework\u003c\/strong\u003e, making it the direct choice for\n\u003cstrong\u003elarger residential systems, light-commercial plant rooms, and multi-zone underfloor heating\u003c\/strong\u003e\nwhere 28mm flow and return pipework is the norm. Using the same \u003cstrong\u003efull-flow settling principle\u003c\/strong\u003e\nwith an \u003cstrong\u003eexternal neodymium magnet\u003c\/strong\u003e, it removes particles from \u003cstrong\u003e5 μm\u003c\/strong\u003e\nwithout restricting flow or requiring system isolation to service.\u003c\/p\u003e\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:0;background:#008377CF;color:#fff;border-radius:6px;padding:12px 16px;margin:22px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e5 μm\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMin particle removal\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e10 bar\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMax pressure\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e110 °C\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMax temperature\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e2.0 m³\/h\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eMax flow\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003eKvs 10.13\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eFlow coefficient\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:110px;text-align:center;padding:6px 4px;\"\u003e\n\u003cdiv style=\"font-size:1.25em;font-weight:700;\"\u003e20 yr\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.78em;opacity:.85;\"\u003eSpiroLIFE warranty\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #c0392b;background:#fff5f4;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#c0392b;\"\u003eINSTALLER NOTE — SYSTEM POSITION\u003c\/strong\u003e\u003cbr\u003eAs with all SpiroTrap MB3 variants, install \u003cstrong\u003evertically on the return pipework\u003c\/strong\u003e with the socket pointing downward. For 28mm systems, ensure pipework is adequately supported — the MB3 28mm weighs more than the 22mm variant. The drain valve must be orientated for clear access.\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #d35400;background:#fffbf0;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#d35400;\"\u003eHIGHER-FLOW SYSTEMS — SIZE SELECTION\u003c\/strong\u003e\u003cbr\u003eThe 28mm MB3 handles up to \u003cstrong\u003e2.0 m³\/h\u003c\/strong\u003e, compared with 1.3 m³\/h for the 22mm version. If your system peak flow exceeds 2.0 m³\/h, move up to the threaded \u003cstrong\u003eSpiroTrap MBL UE125WJ\u003c\/strong\u003e (Rp 1¼\", up to 3.6 m³\/h). For systems below this threshold, the MB3 delivers a \u003cstrong\u003econstant low pressure drop\u003c\/strong\u003e with no in-line restriction.\u003c\/div\u003e\n\n\u003cdiv style=\"border-left:4px solid #008377;background:#f0faf9;padding:12px 16px;margin:14px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#008377;\"\u003eSYSTEM PAIR\u003c\/strong\u003e\u003cbr\u003eFor \u003cstrong\u003emaximum protection\u003c\/strong\u003e, pair the UE028WJ with the \u003cstrong\u003eUA028W SpiroVent RV2 28mm air deaerator\u003c\/strong\u003e on the \u003cstrong\u003eflow pipe\u003c\/strong\u003e (hottest point of the circuit). Together, this combination eliminates both dissolved air\/microbubbles and magnetic and non-magnetic dirt — the root causes of up to \u003cstrong\u003e13% gas waste\u003c\/strong\u003e in fouled central heating systems.\u003c\/div\u003e\n\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:14px;margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003e28mm Full-Flow Settling\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eThe MB3 28mm widens the internal cross-section to \u003cstrong\u003ereduce flow velocity\u003c\/strong\u003e, settling particles into the collection chamber by gravity and magnetic attraction. There is \u003cstrong\u003eno in-line mesh or cartridge\u003c\/strong\u003e to clog, and no pressure spike when the chamber fills.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003eLarger Collection Chamber\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eWith a filter volume of \u003cstrong\u003e0.39 litres\u003c\/strong\u003e (vs 0.36 l on the 22mm), the 28mm unit handles the higher debris volumes typical of larger systems without requiring more frequent service calls.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003eSlide-Off Magnet Maintenance\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eThe \u003cstrong\u003eneodymium magnetic jacket\u003c\/strong\u003e slides down and off in seconds. Once removed, opening the drain valve flushes the settled sludge and magnetite under system pressure — \u003cstrong\u003eno shutdown, no mess\u003c\/strong\u003e. Replace the magnet and the unit is immediately back in service.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1;min-width:220px;background:#f8f8f8;border-radius:6px;padding:16px 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;font-size:1em;border-bottom:2px solid #008377;padding-bottom:4px;\"\u003eReversible Flow Direction\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;\"\u003eFlow may enter from either side, giving installers flexibility when pipework routing doesn't align with a fixed-direction unit. The \u003cstrong\u003edrain valve orientation is also adjustable\u003c\/strong\u003e post-installation via the compression swivel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color:#008377;border-bottom:2px solid #008377;padding-bottom:6px;margin-top:28px;\"\u003eTechnical Specification — SpiroTrap MB3 28mm (UE028WJ)\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;margin:22px 0;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-family:inherit;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003eConnection \u0026amp; Hydraulics\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eArticle Number\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eUE028WJ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eSpiroTrap MB3 — 28mm — Magnet — Universal Connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eConnection\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e28mm compression ring (with couplers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eFlow Direction\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eVariable (reversible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMax Flow Rate\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e2.0 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eKvs Value\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e10.13 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eInlet\/Outlet Offset\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e0 mm (in-line)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003eOperating Limits\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMax Operating Pressure\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e10 bar (PN 10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eTemperature Range\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e0 – 110 °C (continuous)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMax Glycol (Ethylene)\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e50% v\/v\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSuitable for Heating\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSuitable for Cooling\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eClosed System\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eOpen System\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSolar Applications\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003ePhysical \u0026amp; Construction\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eHousing Material\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eMagnet Type\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eNeodymium (external jacket)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eSeparator Principle\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eFull-flow with settling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eFilter Volume\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e0.39 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eConstruction Length\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e112 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eWith Drain Tap\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;padding:8px 12px;text-align:left;font-size:0.9em;\"\u003eCompliance \u0026amp; Warranty\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eDesign Standard\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003eEN 13445\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eCE Marking\u003c\/td\u003e\n\u003ctd style=\"background:#fff;padding:7px 12px;font-size:0.9em;\"\u003e2014\/68\/EU (Pressure Equipment Directive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-weight:600;width:50%;font-size:0.9em;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"background:#f4fafa;padding:7px 12px;font-size:0.9em;\"\u003e20 years — SpiroLIFE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\n\u003ch3 style=\"color:#008377;border-bottom:2px solid #008377;padding-bottom:6px;margin-top:28px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv style=\"margin:22px 0;\"\u003e\n\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eWhen should I choose the 28mm MB3 over the 22mm version?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eChoose the \u003cstrong\u003e28mm UE028WJ\u003c\/strong\u003e when the system flow and return pipework is 28mm. While the hydraulic performance figures are close, using a 28mm-to-22mm reducer to fit the smaller unit introduces turbulence and a small pressure drop at the reducer joints. The 28mm unit's \u003cstrong\u003eKvs of 10.13\u003c\/strong\u003e also supports the higher flow rates typical of larger-boiler, multi-zone, or commercial systems.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eDoes the 28mm MB3 need any special pipe support?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eThe MB3 28mm is heavier than the 22mm variant. In horizontal pipework arrangements, ensure pipe clips are positioned within \u003cstrong\u003e200mm of each connection\u003c\/strong\u003e. The unit itself should remain \u003cstrong\u003evertical with the drain socket at the bottom\u003c\/strong\u003e — pipework angle can be accommodated with standard fittings, but the separator body must be plumb.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eIs this product compatible with heat pump systems?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eYes. Spirotech includes a dedicated heat pump installation diagram for the MB3\/RV2 combination. Fit the MB3 28mm on the return to the heat pump indoor unit; fit the UA028W SpiroVent RV2 on the flow. For installations requiring \u003cstrong\u003ehydraulic separation\u003c\/strong\u003e between the heat pump and distribution circuit, use the \u003cstrong\u003eSpiroCross AX100J or AX125J\u003c\/strong\u003e instead.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eHow does the MB3 differ from a standard magnetic boiler filter?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eA magnetic boiler filter uses a mesh element that must be periodically removed and cleaned — the process is messy and requires system depressurisation. The MB3 uses \u003cstrong\u003egravity settling plus a magnetic field\u003c\/strong\u003e; there is no mesh element. Servicing is done under pressure in under two minutes with no dirty spillage, and there is \u003cstrong\u003eno consumable element\u003c\/strong\u003e to replace.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #ddd;border-radius:4px;margin:8px 0;\"\u003e\u003csummary style=\"background:#008377CF;color:#fff;padding:10px 14px;cursor:pointer;font-weight:600;border-radius:4px;list-style:none;\"\u003eWhat is the annual maintenance requirement?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;font-size:0.95em;\"\u003eSpirotech recommends draining the collection chamber \u003cstrong\u003eonce a year\u003c\/strong\u003e, typically at the start of the heating season. Remove the magnet sleeve, open the drain valve into a container, flush briefly, close, replace the magnet. If the system is particularly dirty in year one (e.g. after a power-flush or new build commissioning), a mid-season check is advisable.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"Spirotech","offers":[{"title":"Default Title","offer_id":64950140928349,"sku":"UE028WJ","price":139.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/SpirotechSpiroTrapMB322mmMagneticDirtSeparatorUE022WJ.jpg?v=1781161056","url":"https:\/\/qualityheating.co.uk\/products\/spirotech-spirotrap-mb3-28mm-magnetic-dirt-separator-ue028wj","provider":"AIZO Quality Heating","version":"1.0","type":"link"}